Simplify 8 m + 4 n + 7 m - 2 n. 15m + 6n. b 15m + 2n m+ 2n. 17mn. plz

What are the coordinates of the hole in the graph of the function f(x) ? f(x)=x2−9x−3 enter your answer in the boxes.

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

The triangle rst, rs = 65 and st = 60. which equation could be used to find the value of angle s?